Rollout für: Robertie, "Advanced Backgammon, Vol. 1" (Neuausgabe 1991), Problem Nr. 25


SCHWARZ am Zug: Cube decision?

+-24-23-22-21-20-19-+---+-18-17-16-15-14-13-+
| ' ' '2X2O4X|   | '3X ' ' '3O|
|                   |   |                   |
|                 | 1 |                 |
|2X ' ' '2O4O|   | '2O2O ' '4X|
+--1--2--3--4--5--6-+---+--7--8--9-10-11-12-+

Pip counts: Weiss 156, SCHWARZ 147
Position ID: mOfgATCwZ8MBAw Match ID: cAkAAAAAAAAA

• SCHWARZ doubles

Cube decision
Rollout cubeless equity +0,509 
Cubeful equities:
1.Double, take +0,772 
2.Double, pass +1,000 +0,228
3.No double +0,765 -0,007
Proper cube action:Double, take
Rollout details
 WinW gW bg LoseL gL bgCubelessCubeful
Centered 1-cube0,6780,2000,007-0,3220,0530,002 +0,509 +0,765
Standard error0,0020,0020,001-0,0020,0010,000 0,004 0,013
Player Weiss owns 2-cube0,6810,2000,007-0,3190,0520,002 +1,028 +0,772
Standard error0,0020,0020,001-0,0020,0010,000 0,009 0,014
Full cubeful rollout with var.redn.
1296 games, Mersenne Twister dice gen. with seed 996324017 and quasi-random dice
Play: 0-ply cubeful [expert]
Cube: 0-ply cubeful [expert]

 


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